Process to prepare fluoropolymer dispersions and membranes
US8058319B2 · kind B2 · utility
0Cited by
18References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 18, 2007 |
| Grant date | Nov 15, 2011 |
| Priority date | — |
| Expiry date | Jun 18, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Described is a process to prepare fluoropolymer organic-liquid dispersions containing a homogeneous mixture of reacted and unreacted sulfonyl halide groups. The dispersions are useful in the preparation of crosslinked membranes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.